The issue of whether to include a neutral response alternative in a dichotomous question is best decided on the basis of the proportion of the respondent group who are truly neutral.

Question

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Because only two responses are possible,the central issue in dichotomous question design is whether respondents should be allowed a neutral or no opinion type of response.If a substantial number of respondents are truly neutral,the inclusion of the neutral alternative should increase the accuracy of the results.

The Issue of Whether to Include a Neutral Response Alternative